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Finding the Fourth Proportional to 599,101.20, 897,175.58 and 398,334.60

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Solution

The fourth proportional to 599,101.20, 897,175.58 and 398,334.60 is: 596,520.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,101.20 : 897,175.58 = 398,334.60 : x
  2. Step 2: Convert to fraction form
    599,101.20/897,175.58 = 398,334.60/x
  3. Step 3: Cross multiply
    599,101.20x = 897,175.58 × 398,334.60
  4. Step 4: Simplify right side
    599,101.20x = 357,376,073,797.40
  5. Step 5: Solve for x
    x = 357,376,073,797.40/599,101.20
  6. Step 6: Final answer
    x = 596,520.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.